NPPES file of Aug 9, 2026

Jonathan Paul Gee, M.D.

Internal Medicine Physician · Oakland, CA

Jonathan Paul Gee, M.D. is an internal medicine physician with a practice address in Oakland, California, and NPI 1578833604, issued on Jan 5, 2012. Check the license (California A115418, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578833604
Name
Jonathan Paul Gee
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A115418 CA
Self-reported in NPPES; status is on the state search
Practice location
280 W Macarthur Blvd, Oakland, CA 94611
Phone
(510) 752-7867
Enumerated
Jan 5, 2012
Record last updated
Dec 15, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(510) 752-1571
Medicare enrollment
Enrolled (PECOS I20121129000237); accepts Medicare assignment
Medical or professional school
University Of California, Davis School Of Medicine, 2009
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 280 W Macarthur Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Donna Abare, MDInternal Medicine Physician1386722155
  2. Karen Ahn, M.S.Genetic Counselor (M.S.)1396723532
  3. Kimberly Aikawa-Olin, M.S., R.D., C.D.E.Registered Dietitian1326116740
  4. Leila Al-MarayatiPhysical Therapist1952459109
  5. Elizabeth Alexandro, OTR, CHTHand Occupational Therapist1972662708
  6. Teri Alyami, MDInternal Medicine Physician1326126194

Verify Jonathan Paul Gee in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A115418
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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29% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,265 Medicare Part D claims for 301 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 55 claims were for opioids.

  1. Jonathan Gee2,265
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium255 claims
  2. Amlodipine Besylate130 claims
  3. Losartan Potassium112 claims
  4. Lisinopril86 claims
  5. Hydrochlorothiazide80 claims
  6. Atenolol55 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Permanente Medical Group IncSan Francisco, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Jonathan Paul Gee among 17,696 internal medicine physician records in California

Jonathan Paul Gee, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 68% of them.

  • NPI issued2012 · 68% of these records are older, 29% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2009 · median 2004 among the 11,065 with a school on file
  • Record last updated2021 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

432 internal medicine physician records list a practice address in Oakland

They are 432 of the 18,558 NPPES records with a practice address in Oakland, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Thomas Baudendistel, MDOakland, CA 946111801820436
  2. Rachel Canning, MDOakland, CA 946111386657609
  3. Howard Chang, MDOakland, CA 946111700845336
  4. Roopal Desai, MDOakland, CA 946111699861484
  5. Matthew Frankel, M.D., M.B.AOakland, CA 946111568542405
  6. Thomas Hackford, M.D.Oakland, CA 946111972598639
  7. Jacqueline Kiang, MDOakland, CA 946111376506600
  8. Katherine McLane, MDOakland, CA 946111447270186

Common questions

What is Jonathan Paul Gee, M.D.'s NPI number?

Jonathan Paul Gee, M.D.'s National Provider Identifier (NPI) is 1578833604, issued on Jan 5, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Jonathan Paul Gee, M.D. located?

The NPPES record lists a practice address at 280 W Macarthur Blvd, Oakland, CA, 94611. Phone: (510) 752-7867. Providers update this record themselves, so call before visiting.

How can I verify Jonathan Paul Gee, M.D.'s license?

NPPES lists California license number A115418, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Jonathan Paul Gee, M.D. prescribe under Medicare Part D?

In 2024, Jonathan Paul Gee, M.D. had 2,265 Medicare Part D claims for 301 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.